diff --git a/addons/account/account_demo.xml b/addons/account/account_demo.xml
index 0b4ee8f097d..a8a1d1405cd 100644
--- a/addons/account/account_demo.xml
+++ b/addons/account/account_demo.xml
@@ -3,8 +3,8 @@
     <data noupdate="1">
         
         <!--
-	Fiscal year
-	-->	
+    Fiscal year
+    -->    
         
         <record id="data_fiscalyear" model="account.fiscalyear">
             <field eval="'Fiscal Year '+time.strftime('%Y')" name="name"/>
@@ -15,8 +15,8 @@
         </record>
         
         <!--
-	Fiscal Periods
-	-->	
+    Fiscal Periods
+    -->    
         
         <record id="period_1" model="account.period">
             <field eval="'Jan.'+time.strftime('%Y')" name="name"/>
diff --git a/addons/account/data/account_data2.xml b/addons/account/data/account_data2.xml
index ba606287d6a..fafbb52a171 100644
--- a/addons/account/data/account_data2.xml
+++ b/addons/account/data/account_data2.xml
@@ -3,8 +3,8 @@
     <data noupdate="1">
 
         <!--
-		Payment term
-		-->
+        Payment term
+        -->
         <record id="account_payment_term" model="account.payment.term">
             <field name="name">30 Days End of Month</field>
         </record>
@@ -17,8 +17,8 @@
         </record>
 
         <!--
-		Account Journal View
-		-->
+        Account Journal View
+        -->
         <record id="account_journal_bank_view" model="account.journal.view">
             <field name="name">Cash Journal View</field>
         </record>
@@ -274,8 +274,8 @@
 
 
         <!--
-		Account Journal Sequences
-		-->
+        Account Journal Sequences
+        -->
 
         <record id="sequence_journal_type" model="ir.sequence.type">
             <field name="name">Account Journal</field>
@@ -298,8 +298,8 @@
         </record>
 
         <!--
-		Account Statement Sequences
-		-->
+        Account Statement Sequences
+        -->
 
         <record id="sequence_reconcile" model="ir.sequence.type">
             <field name="name">Account reconcile sequence</field>
diff --git a/addons/account/data/account_invoice.xml b/addons/account/data/account_invoice.xml
index de2fff507f5..96407d926f2 100644
--- a/addons/account/data/account_invoice.xml
+++ b/addons/account/data/account_invoice.xml
@@ -5,10 +5,10 @@
             <field name="name">Invoice</field>
             <field name="object">account.invoice</field>
         </record>
-        
+
         <!--
-	Sequences types for invoices
-	-->
+    Sequences types for invoices
+    -->
         <record id="seq_type_out_invoice" model="ir.sequence.type">
             <field name="name">Account Invoice Out</field>
             <field name="code">account.invoice.out_invoice</field>
@@ -27,8 +27,8 @@
         </record>
         
         <!--
-	Sequences for invoices
-	-->
+    Sequences for invoices
+    -->
         <record id="seq_out_invoice" model="ir.sequence">
             <field name="name">Account Invoice Out</field>
             <field name="code">account.invoice.out_invoice</field>
@@ -55,16 +55,16 @@
         </record>
         
         <!--
-	Sequences types for analytic account 
-	-->
+    Sequences types for analytic account 
+    -->
         <record id="seq_type_analytic_account" model="ir.sequence.type">
             <field name="name">Analytic account</field>
             <field name="code">account.analytic.account</field>
         </record>
         
         <!-- 
-	Sequence for analytic account 
-	-->
+    Sequence for analytic account 
+    -->
         <record id="seq_analytic_account" model="ir.sequence">
             <field name="name">Analytic account sequence</field>
             <field name="code">account.analytic.account</field>